Equations practice problems - page 160 of 242
Number of problems found: 4827
- Four Proportional Numbers
The first number is 50% of the second, the second number is 40% of the third, and the third number is 20% of the fourth. The sum is 396. What are the numbers? - Hotel
The rooms in the mountain hotel are double and triple. Double rooms are 25, and triple rooms are 17 more. How many rooms are there in this hotel? - Circle diameter
The span of the arc is 247 cm, and the height of the arc is 21.5 cm. What is the diameter of the circle? - Cars Meeting Speed
At 10:00 AM, two cars drove against each other from places 240km away. One was driving at an average speed of 70km/h. What was the speed of the other when they met at 11:30? - Number Three Quarters Greater
Which number applies to three-quarters of which are five greater than its one-third? - Two Workers Work Days
Two workers would do the work together in 2 days. The first would do some work here in 6 days. In how many days would the second worker do this work? - Parallelogram - sides
One side of a parallelogram is 8 cm long, which is two-sevenths of its circumference. Calculate the length of the other side of the parallelogram. - Cakes
1/3 poppy cake, 1/3 apple, and 15 pieces of cheese. How many are the total cakes? - Z7-I-5 MO 2017
Prokop constructed a triangle ABC whose interior angle at vertex A was greater than 60° and whose interior angle at vertex B was less than 60°. Juraj drew, in the half-plane determined by line AB and point C, a point D such that triangle ABD was equilater - Soccer Ball Price
How much does a soccer ball cost, and 6/7 of the price is 12 €? - Clouds
We see the cloud under an angle of 26°10' and the Sun at an angle of 29°15'. The shade of the cloud is 92 meters away from us. Approximately at what height is the cloud? - Grain harvest
The farmer harvested 300 tons of grain, of which 18 tons were barley, wheat was 250% more than oats, and rye was 40% more than wheat. How many tons of individual grains did he harvest? - Hunt catch
Hunters shot the same number of pheasants as hares on the hunt. Together, they had catches of 408 feet. How many hares were there? (Suppose no animal was handicapped.) - Hares and Pheasants Legs Hunters caught the same number of hares and pheasants. Hares and pheasants had the same number of legs. How many hares were there?
- Class Boys Girls Ratio
There are 21 students in the class, two times more boys than girls. How many boys and how many girls are in the class? - Seamstress
The seamstress cut the fabric into three parts. The first part was the eighth fabric, the second part was three-fifths of the fabric, and the third part had a length of 66 cm. Calculate the original length of the fabric. - Exhibitor count
Last year, five fewer exhibitors participated in the Autosalon exhibition. This year there were a fifth more than last year, i.e., 150 exhibitors. How many exhibitors participated in the motor show the year before? - Shipment weight
If you know that a quarter of a mail order and 300 grams weigh the same as the whole shipment, then how many grams do two such shipments weigh? - Task calculation
Jana had to calculate 70 tasks, and if she had solved two more daily tasks than she had planned, she would have finished four days earlier. How many days did she have to calculate the tasks? - T-shirts and hat
Five T-shirts and a hat cost £62.00 Two T-shirts and a hat cost £29.00 How much does a T-shirt cost? How much does a hat cost?
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